209225864

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{181}}^1\times {\mathrm{1103}}^1$

素因数の和:1421

約数の個数: 32

約数和(自身を含む): 397837440

約数和(自身を除く): 188611576

約数列:

[1, 2, 4, 8, 131, 181, 262, 362, 524, 724, 1048, 1103, 1448, 2206, 4412, 8824, 23711, 47422, 94844, 144493, 189688, 199643, 288986, 399286, 577972, 798572, 1155944, 1597144, 26153233, 52306466, 104612932, 209225864]

約数ペア:

[(1, 209225864), (2, 104612932), (4, 52306466), (8, 26153233), (131, 1597144), (181, 1155944), (262, 798572), (362, 577972), (524, 399286), (724, 288986), (1048, 199643), (1103, 189688), (1448, 144493), (2206, 94844), (4412, 47422), (8824, 23711)]